commercial magnesium

例句：

1. 1.The commercial magnesium is used in the production of various industrial products.
   商业镁用于生产各种工业产品。
2. 2. The new magnesium alloy has been developed to improve its strength and durability.
   新型镁合金已开发以增强其强度和耐用性。
3. 3.Magnesium is a lightweight, strong metal that is widely used in construction and transportation industries.
   镁是一种轻质、强韧的金属，广泛应用于建筑业和交通运输业。